class test2
{
    public static void main ( String [ ] arg )
    {
        int number1;
        int number2; 
        number1 = 100;
        System.out.println(number1);
        
        number1 = 1;
        System.out.println(number1);
        
        number2 = -99;
        System.out.println(number2);
        
        number2 = number1 - number2;
        System.out.println(number2);
    }
}